Configuring firmware 
  3.4 "Advanced" tab 
Firmware/BIOS description (SIMATIC IPC BX-56A, IPC BX-59A) 
Operating Instructions, 10/2023, A5E52427534-AA 
15 
3.4.7  "Fan Control" 
Calling "Fan Control"  
Select: "Setup Utility (Page 10)" > "Advanced" > "Fan Control".  
 
Firmware 
setting 
Value  Setting in 
Meaning 
Mode 
Mode 
3.4.8  "Miscellaneous Configuration" 
Calling "Miscellaneous Configuration" 
Select: "Setup Utility (Page 10)" > "Advanced" > "Miscellaneous Configuration". 
 
Firmware 
setting 
Value  Setting in 
Meaning 
Support 
The HPET (High Precision Event Timer) can be used by operating 
system. 
The HPET cannot be used by operating system.  
power failure 
After voltage failure and subsequent voltage restoration, the 
device switches on automatically. 
After voltage failure and subsequent voltage restoration, the 
device remains switched off. 
If the device is switched on when the power fails, the device will 
switch back on when the power returns. Otherwise, the device 
The onboard HD (High Definition) Audio Controller is enabled. 
The onboard HD Audio Controller is disabled.